Olympia used this case for at least 15 machines between 1999 and 2002.. Twist ,Tom Cat and Las Vegas were probably the most common ones I remembering...
The pathways have been severely chopped up which was causing the issue. We had to do a whole bunch of trial and error to find out which path for the...
I don't know anything about the manual.. But most machines either use a capacitor or battery to save settings.. If it is a battery they often aren't...